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/* ISC license. */
#include <errno.h>
#include <skalibs/uint32.h>
#include <skalibs/bytestr.h>
#include <s6-dns/s6dns-message.h>
#include <s6-dns/s6dns-fmt.h>
unsigned int s6dns_fmt_soa (char *s, unsigned int max, s6dns_message_rr_soa_t const *soa)
{
char fmt[UINT32_FMT] ;
unsigned int len = 0 ;
register unsigned int r = s6dns_domain_tostring(s + len, max - len, &soa->mname) ;
if (!r) return 0 ;
len += r ;
if (len >= max) return (errno = ENAMETOOLONG, 0) ;
s[len++] = ' ' ;
r = s6dns_domain_tostring(s + len, max - len, &soa->rname) ;
if (!r) return 0 ;
len += r ;
if (len >= max) return (errno = ENAMETOOLONG, 0) ;
s[len++] = ' ' ;
r = uint32_fmt(fmt, soa->serial) ;
if (len + r >= max) return (errno = ENAMETOOLONG, 0) ;
byte_copy(s + len, r, fmt) ;
len += r ; s[len++] = ' ' ;
r = uint32_fmt(fmt, soa->refresh) ;
if (len + r >= max) return (errno = ENAMETOOLONG, 0) ;
byte_copy(s + len, r, fmt) ;
len += r ; s[len++] = ' ' ;
r = uint32_fmt(fmt, soa->retry) ;
if (len + r >= max) return (errno = ENAMETOOLONG, 0) ;
byte_copy(s + len, r, fmt) ;
len += r ; s[len++] = ' ' ;
r = uint32_fmt(fmt, soa->expire) ;
if (len + r >= max) return (errno = ENAMETOOLONG, 0) ;
byte_copy(s + len, r, fmt) ;
len += r ; s[len++] = ' ' ;
r = uint32_fmt(fmt, soa->minimum) ;
if (len + r > max) return (errno = ENAMETOOLONG, 0) ;
byte_copy(s + len, r, fmt) ;
len += r ;
return len ;
}
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